Circuit Breakers

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector

 

Style:
Product Price Rating Action
  • lsis-bk63h-3p_4__79714.jpg

    LS Electric

    0628047763

    628047763, BK63H 3P C5A 10kA 240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 3-Pole, C-Curve, 5 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p_4__13946.jpg

    LS Electric

    0628047663

    628047663, BK63H 3P B30A 10kA 240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 3-Pole, B-Curve, 30 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p_4__96774.jpg

    LS Electric

    0628049363

    628049363, BK63H 3P D5A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, D-Curve, 5 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__14840.jpg

    LS Electric

    0628049263

    628049263, BK63H 3P C30A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 30 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__03998.jpg

    LS Electric

    0628049163

    628049163, BK63H 3P C15A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 15 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__66013.jpg

    LS Electric

    0628049063

    628049063, BK63H 3P C8A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 8 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__57459.jpg

    LS Electric

    0628048963

    628048963, BK63H 3P C5A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 5 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-4p_6__55222.jpg

    LS Electric

    0629038963

    629038963, BK63H 4P B10A 6kA 480Y/277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 4-Pole, B-Curve, 10 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-4p_5__20451.jpg

    LS Electric

    0629038863

    629038863, BK63H 4P B6A 6kA 480Y/277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 4-Pole, B-Curve, 6 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p_4__76920.jpg

    LS Electric

    0628048863

    628048863, BK63H 3P B30A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, B-Curve, 30 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__51261.jpg

    LS Electric

    0628048763

    628048763, BK63H 3P B15A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, B-Curve, 15 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector